125 search results - page 11 / 25 » Efficient techniques for realizing geo-spatial access contro... |
ICDCS
2007
IEEE
13 years 11 months ago
2007
IEEE
On-line decision making often involves query processing over time-varying data which arrives in the form of data streams from distributed locations. In such environments typically...
VLDB
1990
ACM
13 years 12 months ago
1990
ACM
This paper presents an approach to maintaining consistency of object versions in multiversion database systems. In this approach a multiversion database is considered to be a set ...
INFOCOM
2008
IEEE
14 years 2 months ago
2008
IEEE
—Trusted Collaborative Computing (TCC) is a new research and application paradigm. Two important challenges in such a context are represented by secure information transmission a...
APNOMS
2006
Springer
13 years 11 months ago
2006
Springer
For an efficient role based access control using attribute certificate in highly distributed computing environments, we use a technique of structuring role specification certificat...
JSW
2008
13 years 7 months ago
2008
Being increasingly equipped with highly-accurate positioning technologies, today's mobile phones enable their owners to transmit their current position over the cellular netwo...